From: Nicholas Kazlauskas Date: Thu, 2 Feb 2023 20:15:51 +0000 (-0500) Subject: drm/amd/display: Disable HUBP/DPP PG on DCN314 for now X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b7c67f72408b11b922f23f06c7df0f6743a2e89d;p=linux.git drm/amd/display: Disable HUBP/DPP PG on DCN314 for now [Why] The DMCUB implementation required to workaround corruption is not currently stable and may cause intermittent corruption or hangs. [How] Disable PG until the sequence is stable. Reviewed-by: Hansen Dsouza Acked-by: Qingqing Zhuo Signed-off-by: Nicholas Kazlauskas Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c index ea1cb90f8b920..54ed3de869d3b 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c @@ -892,6 +892,8 @@ static const struct dc_debug_options debug_defaults_drv = { .force_abm_enable = false, .timing_trace = false, .clock_trace = true, + .disable_dpp_power_gate = true, + .disable_hubp_power_gate = true, .disable_pplib_clock_request = false, .pipe_split_policy = MPC_SPLIT_DYNAMIC, .force_single_disp_pipe_split = false,